Quarterly report pursuant to Section 13 or 15(d)

Other Comprehensive Income (Component of Other Comprehensive Income) (Details)

v3.5.0.2
Other Comprehensive Income (Component of Other Comprehensive Income) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Other Comprehensive Income (Loss), Net of Tax [Abstract]        
Foreign currency translation adjustments before tax $ 2 $ 48 $ 30 $ (80)
Tax (expense) benefit from foreign currency translation gain (loss) 3 (26) 9 0
Foreign currency translation adjustments, net of tax $ 5 $ 22 $ 39 $ (80)